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Table 4 Average roughness of the nanofluid-boiled surfaces

From: Application of functionalized nanofluid in thermosyphon

Mass concentration R (nm) of functionalized nanofluid-boiled surface R (nm) of traditional nanofluid-boiled surface
0 35.1 35.1
0.5 wt.% 37.2 21.4
1.0 wt.% 34.5 23.9
1.5 wt.% 39.3 20.5
2.0 wt.% 40.8 21.1
2.5 wt.% 36.5 19.8